Causal inference is not just about statistical significance; it's about understanding the mechanisms behind the numbers.

The best stories are those that leave room for interpretation.

所有的暴力都是可悲刻板印象的例证。

正确的爱应该以仰慕为基础，我们应该去爱那些对我们有教育意义的先贤。我懂得这个道理且一辈子都在实践它。

柠檬问题发生的原因是卖家比买家更了解产品，从而导致市场失灵。